Description
The Omron E3S-CR66 is a polarized retroreflective photoelectric sensor with a sensing range of up to 3 meters for reliable object detection in industrial applications. Operating on 10–30 VDC, it features selectable NPN/PNP output and DARK-ON/LIGHT-ON modes for flexible system integration. Designed in a rectangular zinc die-cast housing with an M12 connector, it ensures stable performance in demanding environments.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Sensors |
| Part Number |
E3S-CR66 |
| Subcategory |
Retroreflective Photoelectric Sensors |
| Series |
E3S-C Series |
| Sensing Method |
Polarized Retroreflective |
| Sensing Distance |
3 m |
| Output Configuration |
NPN / PNP Selectable |
| Operation Modes |
DARK-ON / LIGHT-ON |
| Supply Voltage |
10–30 VDC |
| Max. Operating Current |
0.1 A |
| Response Time |
< 1 ms |
| Connection Type |
M12 Male Connector |
| Body Material |
Zinc Die-Cast |
| Mounting Orientation |
Vertical Mount |
| IP Rating |
IP67 |
| Operating Temperature |
-25 °C to 55 °C |
| Resistance |
Oil-Resistant Construction |
| Included Accessories |
Mounting Hardware |
| Weight |
Approx. 0.12 kg |
Information About E3S-CR66
The E3S-CR66 is part of Omron’s E3S-C Series of industrial photoelectric sensors engineered for consistent detection performance. Utilizing polarized retroreflective sensing technology, it reduces false triggering from shiny or reflective surfaces. The sensor supports dual NPN/PNP transistor outputs and operates with a DC supply, making it compatible with a wide range of PLC control systems. With IP67 protection, oil resistance, and a rugged metal housing, it is suitable for installation in manufacturing lines, packaging equipment, and material handling systems.
Key Features:
- 3 Meter Sensing Range: Provides dependable mid-range object detection.
- Polarized Retroreflective Technology: Minimizes interference from reflective backgrounds.
- Selectable NPN/PNP Output: Ensures compatibility with various PLC input configurations.
- DARK-ON / LIGHT-ON Modes: Allows adaptable switching logic based on application needs.
- 10–30 VDC Supply Voltage: Supports standard industrial DC power systems.
- IP67 Protection Rating: Resistant to dust and water ingress in harsh environments.
- Zinc Die-Cast Housing: Enhances mechanical durability and long-term reliability.
- M12 Plug-In Connector: Simplifies installation and maintenance.
The E3S-CR66 delivers the reliability and precision required for industrial retroreflective photoelectric sensing applications.
